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\begin{tabular}{lcccc} \hline
 & (1) & (2) & (3) & (4) \\
 & col1 & col2 & col3 & col4 \\
VARIABLES & rel\_distancetoagentks & rel\_distancetoagentks & rel\_distancetoagentks & rel\_distancetoagentks \\ \hline
 &  &  &  &  \\
d\_firstspeaker & -0.239*** & 0.007*** & -0.250*** & -0.251*** \\
 & (0.001) & (0.002) & (0.001) & (0.001) \\
inter\_first\_expert & -0.169*** &  &  &  \\
 & (0.002) &  &  &  \\
d\_expert & -0.013*** &  & -0.020*** & -0.020*** \\
 & (0.001) &  & (0.001) & (0.001) \\
inter\_first\_reliability &  & -0.504*** &  &  \\
 &  & (0.002) &  &  \\
reliability &  & -0.012*** &  &  \\
 &  & (0.000) &  &  \\
inter\_first\_pref1 &  &  & 0.051*** &  \\
 &  &  & (0.013) &  \\
share\_agents\_first\_pref &  &  & -0.273*** &  \\
 &  &  & (0.005) &  \\
inter\_first\_pref2 &  &  &  & 0.007*** \\
 &  &  &  & (0.000) \\
zpreference\_similarity &  &  &  & -0.012*** \\
 &  &  &  & (0.000) \\
Constant & 0.464*** & 0.469*** & 0.485*** & 0.464*** \\
 & (0.000) & (0.000) & (0.000) & (0.000) \\
 &  &  &  &  \\
Observations & 3,824,970 & 3,824,970 & 3,824,970 & 3,824,970 \\
 R-squared & 0.019 & 0.025 & 0.020 & 0.019 \\ \hline
\multicolumn{5}{c}{ Robust standard errors in parentheses} \\
\multicolumn{5}{c}{ *** p$<$0.01, ** p$<$0.05, * p$<$0.1} \\
\end{tabular}
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